/* Copyright (C) 2008  Romolo Camplani, Marco Fortunato, Marco Marelli, Guido Rota, Fabio A. Schreiber et al.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 */
package org.dei.perla.parser.expressions;

import java.util.ArrayList;

/**
 * Classe nodo di tipo Funzione
 * @author Stefano Vettor
 */
public class NodeFunction extends Node {
	
	/**
	 * Nome della funzione
	 */
	private String functionName;
	
	/**
	 * Lista di nodi parametri della funzione
	 */
	public ArrayList<Node> functionPar;
	
	public NodeFunction() {
		functionPar = new ArrayList<Node>();
		functionName = "";
	}
	
	public NodeFunction(String functionName) {
		this.functionName = functionName;
		functionPar = new ArrayList<Node>();
	}

	/**
	 * @return the functionPar
	 */
	public ArrayList<Node> getFunctionPar() {
		return functionPar;
	}
	
	public String getFunctionName() {
		return functionName;
	}
	
	public String toString()
	{
		String s = functionName + "(";
		int parSize = functionPar.size();
		
		for(int i = 0; i < parSize; i++)
		{
			s += functionPar.get(i).toString() + ", ";
		}
		
		if(parSize > 0)
		{
			s = s.substring(0, s.length() - 2);
		}
		
		s += ")";
		
		return s;
	}
}
